Hourly Weather Forecast - Diamond Bar, CA

12 AM
56°F
0%
3mph
NE
Clear
Humidity
49%
Feels like
56°F
Dew Point
37°F
1 AM
54°F
0%
4mph
NE
Clear
Humidity
49%
Feels like
54°F
Dew Point
36°F
2 AM
53°F
0%
4mph
NE
Clear
Humidity
50%
Feels like
53°F
Dew Point
35°F
3 AM
52°F
0%
4mph
NE
Clear
Humidity
50%
Feels like
52°F
Dew Point
34°F
4 AM
52°F
0%
4mph
NE
Clear
Humidity
50%
Feels like
52°F
Dew Point
33°F
5 AM
51°F
0%
4mph
NE
Clear
Humidity
49%
Feels like
51°F
Dew Point
33°F
6 AM
52°F
0%
4mph
NE
Clear
Humidity
47%
Feels like
52°F
Dew Point
33°F
6:55 AM
7 AM
55°F
0%
4mph
NE
Sunny
Humidity
43%
Feels like
55°F
Dew Point
33°F
8 AM
59°F
0%
4mph
ENE
Sunny
Humidity
39%
Feels like
59°F
Dew Point
34°F
9 AM
64°F
0%
3mph
ENE
Sunny
Humidity
33%
Feels like
64°F
Dew Point
34°F
10 AM
68°F
0%
3mph
E
Sunny
Humidity
28%
Feels like
68°F
Dew Point
34°F
11 AM
72°F
0%
3mph
ESE
Sunny
Humidity
24%
Feels like
72°F
Dew Point
34°F
12 PM
75°F
0%
2mph
S
Sunny
Humidity
22%
Feels like
75°F
Dew Point
33°F
1 PM
76°F
0%
2mph
SW
Sunny
Humidity
21%
Feels like
76°F
Dew Point
34°F
2 PM
76°F
0%
2mph
WSW
Sunny
Humidity
22%
Feels like
76°F
Dew Point
35°F
3 PM
75°F
0%
3mph
WSW
Sunny
Humidity
25%
Feels like
75°F
Dew Point
36°F
4 PM
72°F
0%
3mph
WSW
Sunny
Humidity
27%
Feels like
72°F
Dew Point
37°F
5 PM
68°F
0%
3mph
WSW
Sunny
Humidity
32%
Feels like
68°F
Dew Point
38°F
5:10 PM
6 PM
64°F
0%
2mph
WSW
Clear
Humidity
38%
Feels like
64°F
Dew Point
38°F
7 PM
61°F
0%
2mph
WSW
Clear
Humidity
45%
Feels like
61°F
Dew Point
39°F
8 PM
59°F
0%
2mph
WSW
Clear
Humidity
50%
Feels like
59°F
Dew Point
40°F
9 PM
57°F
0%
2mph
NE
Clear
Humidity
53%
Feels like
57°F
Dew Point
40°F
10 PM
56°F
0%
2mph
NE
Clear
Humidity
55%
Feels like
56°F
Dew Point
40°F
11 PM
55°F
0%
2mph
ENE
Clear
Humidity
56%
Feels like
55°F
Dew Point
40°F

Snow Forecast through Saturday

Multiple Snowy Systems Hit Great Lakes, Northeast

As one disturbance exits New England tonight, another will be quick on its heels in the Great Lakes on Friday.

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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